Efficiency console



FIG. 1 is an isometric view of an efficiency console embodying my design;

FIG. 2 is a plan view of the efficiency console;

FIG. 3 is a left side elevation view of the efficiency console;

FIG. 4 is a right side elevation view of the efficiency console;

FIG. 5 is a front elevation view of the efficiency console; and,

FIG. 6 is a rear elevation view of the efficiency console. 

The ornamental design for an efficiency console, as shown and described. 